A 128GB microSD card will at least double the capacity ... a microSD card in a Fire tablet is a simple one. All you need to do is locate the microSD port under the plastic flap.

However, if you really want to spend less, you can grab a 128GB microSD card for around $15 or lower. You'll just need to pay more attention to how much space your games occupy.

PNY PRO Elite Prime microSD Flash Cards deliver impressive speed and performance for apps, games, high-res photography, and ...